JP2010501133A - 無線通信システムにおけるセル再選択のためのデフォルト値設定方法 - Google Patents
無線通信システムにおけるセル再選択のためのデフォルト値設定方法 Download PDFInfo
- Publication number
- JP2010501133A JP2010501133A JP2009524562A JP2009524562A JP2010501133A JP 2010501133 A JP2010501133 A JP 2010501133A JP 2009524562 A JP2009524562 A JP 2009524562A JP 2009524562 A JP2009524562 A JP 2009524562A JP 2010501133 A JP2010501133 A JP 2010501133A
- Authority
- JP
- Japan
- Prior art keywords
- cell
- value
- parameter
- gprs
- message
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 title claims abstract description 11
- 238000005259 measurement Methods 0.000 claims description 54
- 238000010586 diagram Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 2
- 230000002547 anomalous effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0058—Transmission of hand-off measurement information, e.g. measurement reports
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
C32(s)=C1(s)
C32(n)=C1(n)+GPRS_RESELECT_OFFSET(n)-TO(n)*(1-L(n))
と定義され、C32(s)、C32(n)はそれぞれ、サービングセルと隣接セルと関連したパラメータのセル順位を表し、C1(s)、C1(n)はそれぞれ、サービングセルと隣接セルに対する経路損失基準パラメータ(path loss criterion parameter)を表し、GPRS_RESELECT_OFFSETパラメータは、それぞれのセルにオフセット値とヒステリシス値(hysteresis value)のうち少なくとも一つを支援するためのものであり、TO(n)、L(n)はそれぞれ、
TO(n)=GPRS_TEMPORARY_OFFSET(n)*H(GPRS_PENALTY_TIME(n)-T(n))
L(n)=0 if PRIORITY_CLASS(n)=PRIORITY_CLASS(s)
=1 if PRIORITY_CLASS(n)≠PRIORITY_CLASS(s)
と定義され、GPRS_TEMPORARY_OFFSETは、タイマーTが該当のセルで作動開始した後、GPRS_PENALTY_TIMEの間にC32に適用されるネガティブオフセット(negative offset)を表し、GPRS_RESELECT_OFFSET(n)、GPRS_TEMPORARY_OFFSET(n)の値はそれぞれ0と定義されることが好ましい。
このような場合、移動局(MS)は、PBCCHを通じて受信したPSI3メッセージを参照でき、最初の隣接セルに対して受信されたパケット測定命令メッセージで省略されたパラメータに対するデフォルト値を設定/割当できる。すなわち、移動局(MS)はPSI3メッセージのパラメータ値を用いて、パケット測定命令メッセージでその値が提供されていない該当のパラメータには同一値を割り当て、残りのパラメータについては、予め定められたデフォルト値が用いられることができる。
Claims (6)
- 無線通信システムでサービングセル(serving cell)から隣接セル(neighboring cell)へのセル再選択のためのセル再選択(re−selection)パラメータの値を設定する方法であって、
第1制御チャネルを通じてセル選択パラメータの第1グループの値を含む第1メッセージをネットワークから受信する段階と、
前記第1メッセージが前記セル選択パラメータの第2グループの値を含まない場合、前記サービングセルに対する既保存された(pre−stored)前記セル選択パラメータの値を前記セル選択パラメータの前記第2グループの値に割り当てる段階と、
前記セル選択パラメータの第1及び第2グループの値を用いる前記セル再選択パラメータの値を算出する段階と、
を含む、セル再選択パラメータの値を設定する方法。 - 前記セル選択パラメータは、第1隣接セルに対するパラメータである、請求項1に記載のセル再選択パラメータの値を設定する方法。
- 前記第1制御チャネルは、パケット共通制御チャネル(packet common control channel:PCCCH)またはパケット関連制御チャネル(packet associated control channel:PACCH)であり、
前記第1メッセージは、パケット測定命令メッセージである、請求項1に記載のセル再選択パラメータの値を設定する方法。 - 前記サービングセルに対する既保存された前記セル選択パラメータの値は、第2メッセージで第2制御チャネルを通じてネットワークから受信される、請求項1に記載のセル再選択パラメータの値を設定する方法。
- 前記第2制御チャネルは、パケット放送制御チャネル(packet broadcast control channel:PBCCH)であり、前記第2メッセージは、パケットシステム情報タイプ(packet system information type 3:PSI3)メッセージである、請求項4に記載のセル再選択パラメータの値を設定する方法。
- 前記セル選択パラメータの前記第2グループは、GPRS_RESELECT_OFFSET、GPRS_TEMPORARY_OFFSETを含み、前記セル再選択パラメータのいずれか一つは、隣接セルから獲得した特定セルの選択に対するセル順位基準パラメータ(cell ranking criterion parameter:C32)であり、該C32は、
C32(s)=C1(s)
C32(n)=C1(n)+GPRS_RESELECT_OFFSET(n)-TO(n)*(1-L(n))
と定義され、C32(s)、C32(n)はそれぞれ、前記サービングセルと前記隣接セルと関連したパラメータのセル順位を表し、C1(s)、C1(n)はそれぞれ前記サービングセルと前記隣接セルに対する経路損失基準パラメータ(path loss criterion parameter)を表し、
前記GPRS_RESELECT_OFFSETパラメータは、それぞれのセルにオフセット値とヒステリシス値(hysteresis value)のうち少なくとも一つを支援するためのものであり、
前記TO(n)、L(n)は
TO(n)=GPRS_TEMPORARY_OFFSET(n)*H(GPRS_PENALTY_TIME(n)-T(n))
L(n)=0 if PRIORITY_CLASS(n)=PRIORITY_CLASS(s)
=1 if PRIORITY_CLASS(n)≠PRIORITY_CLASS(s)
と定義され、
前記GPRS_TEMPORARY_OFFSETは、タイマーTが該当のセルで作動開始した後、前記GPRS_PENALTY_TIMEの間に前記C32に適用されるネガティブオフセット(negative offset)を表し、前記GPRS_RESELECT_OFFSET(n)、前記GPRS_TEMPORARY_OFFSET(n)の値はそれぞれ、0と定義される、請求項4に記載のセル再選択パラメータの値を設定する方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060079834A KR101208537B1 (ko) | 2006-08-23 | 2006-08-23 | 이동국의 셀 재선택 기준 파라미터 산출을 위한 디폴트값설정 방법 |
KR10-2006-0079834 | 2006-08-23 | ||
PCT/KR2007/004013 WO2008023929A2 (en) | 2006-08-23 | 2007-08-22 | A method of configuring default values for cell re-selection in a wireless communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010501133A true JP2010501133A (ja) | 2010-01-14 |
JP4982564B2 JP4982564B2 (ja) | 2012-07-25 |
Family
ID=39107227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009524562A Active JP4982564B2 (ja) | 2006-08-23 | 2007-08-22 | 無線通信システムにおけるセル再選択のためのデフォルト値設定方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US7978645B2 (ja) |
EP (1) | EP2060139B1 (ja) |
JP (1) | JP4982564B2 (ja) |
KR (1) | KR101208537B1 (ja) |
CN (2) | CN102625394B (ja) |
AU (1) | AU2007288602B2 (ja) |
BR (1) | BRPI0716430A2 (ja) |
CA (1) | CA2661215C (ja) |
MX (1) | MX2009001897A (ja) |
RU (1) | RU2417558C2 (ja) |
TW (1) | TWI450606B (ja) |
WO (1) | WO2008023929A2 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2456126B (en) * | 2007-12-17 | 2010-01-27 | Motorola Inc | Method and apparatus for performing cell re-selection |
CN101677449A (zh) * | 2008-09-19 | 2010-03-24 | 中兴通讯股份有限公司 | 小区重选方法和终端 |
CN101772110B (zh) * | 2009-01-06 | 2015-01-28 | 中兴通讯股份有限公司 | 一种家庭基站小区间的重选方法 |
KR101520706B1 (ko) * | 2009-02-10 | 2015-05-15 | 엘지전자 주식회사 | 네트워크 구성 정보 수신 방법 |
US8843133B2 (en) * | 2009-04-23 | 2014-09-23 | Htc Corporation | Method of handling cell change and related communication device |
US8792890B2 (en) * | 2009-11-04 | 2014-07-29 | Blackberry Limited | Methods and apparatus to monitor a channel to determine neighbor cell information |
US8577371B2 (en) * | 2009-11-04 | 2013-11-05 | Blackberry Limited | Methods and apparatus to avoid transmission of redundant neighbor cell information to mobile stations |
EP2509346B1 (en) * | 2009-12-04 | 2016-09-14 | Fujitsu Limited | Base station device, mobile terminal, communication system, and radio communication method |
GB2498395B (en) * | 2012-01-16 | 2014-10-08 | Broadcom Corp | A method and apparatus for modifying one or more cell reselection parameters |
US10171138B2 (en) * | 2016-09-30 | 2019-01-01 | Nokia Technologies Oy | Indicating optional parameter groups |
WO2019194725A1 (en) * | 2018-04-04 | 2019-10-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Performing cell measurements |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001103534A (ja) * | 1999-08-31 | 2001-04-13 | Lucent Technol Inc | パケット交換セルラ無線通信ハンドオーバシステム |
JP2002516541A (ja) * | 1998-05-20 | 2002-06-04 | ノキア ネットワークス オサケ ユキチュア | パケット無線ネットワークにおけるセルの選択 |
JP2002525938A (ja) * | 1998-09-16 | 2002-08-13 | ノキア モービル フォーンズ リミティド | セルを交替させるための改良方法および改良装置 |
WO2005050957A2 (en) * | 2003-11-13 | 2005-06-02 | Motorola, Inc. , A Corporation Of The State Of Delaware | Method and apparatus for controlling a cell reselection mode |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI106607B (fi) | 1998-01-07 | 2001-02-28 | Nokia Mobile Phones Ltd | Solun valinta usean modulaation solukkoradiojärjestelmässä |
FI105312B (fi) * | 1998-10-16 | 2000-07-14 | Nokia Mobile Phones Ltd | Menetelmä suorittaa solun uudelleenvalinta, verkko-osa, ja tilaajapäätelaite |
EP1274178A1 (en) * | 2001-06-28 | 2003-01-08 | Siemens Information and Communication Networks S.p.A. | Downlink power control in packet switching cellular systems with dynamic channel allocation |
US6765891B2 (en) * | 2002-04-03 | 2004-07-20 | Nokia Corporation | Method and apparatus providing for the immediate start of 3G measurements in dedicated mode on a cell with a packet broadcast control channel |
AU2002314424A1 (en) * | 2002-06-28 | 2004-01-19 | Nokia Corporation | Approximating cell geometry in cellular transmission system |
US7940724B2 (en) * | 2002-11-18 | 2011-05-10 | Motorola Mobility, Inc. | Network assisted cell reselection in wireless communications systems and methods |
US7411961B2 (en) * | 2002-11-18 | 2008-08-12 | Samsung Electronics Co., Ltd. | Apparatus and method for scheduling forward channel transmissions in a wireless network base station |
US20040097233A1 (en) | 2002-11-18 | 2004-05-20 | Pecen Mark E. | Method and apparatus for predicting a cell change |
KR100559979B1 (ko) * | 2003-04-03 | 2006-03-13 | 엘지전자 주식회사 | 이동통신 시스템에서의 메시지 전송방법 |
RU2316895C2 (ru) | 2003-08-22 | 2008-02-10 | Самсунг Электроникс Ко., Лтд. | Способ повторного выбора ячеек для приема пакетных данных в системе мобильной связи, поддерживающей mbms |
US7639641B2 (en) * | 2003-10-16 | 2009-12-29 | Nokia Corporation | Method and apparatus providing performance improvement for GPRS neighbour cell measurement reporting when packet broadcast control channel is not available |
ATE550893T1 (de) * | 2004-08-27 | 2012-04-15 | Nokia Siemens Networks Gmbh | Methode zum dezentralisieren des zählens von irregulär abgebauten verbindungen auf zellbasis in digitalen zellularen kommunikationsnetzwerken |
FI20041266A0 (fi) * | 2004-09-29 | 2004-09-29 | Nokia Corp | Liikkuvuuden hallinnasta tiedottaminen viestintävälineelle |
US8942713B2 (en) * | 2005-02-08 | 2015-01-27 | Qualcomm Incorporated | Method and apparatus for allocating resources in a multicast/broadcast communications system |
US7421272B2 (en) * | 2005-03-29 | 2008-09-02 | Nokia Corporation | MBMS cell reselection to packet channel |
KR100703269B1 (ko) * | 2005-05-03 | 2007-04-03 | 삼성전자주식회사 | 서비스 품질을 고려한 이동 통신 단말기에서의 셀 재선택방법 |
-
2006
- 2006-08-23 KR KR1020060079834A patent/KR101208537B1/ko active IP Right Grant
-
2007
- 2007-08-22 CN CN201210080304.4A patent/CN102625394B/zh active Active
- 2007-08-22 BR BRPI0716430-0A patent/BRPI0716430A2/pt not_active IP Right Cessation
- 2007-08-22 WO PCT/KR2007/004013 patent/WO2008023929A2/en active Application Filing
- 2007-08-22 EP EP07793617.7A patent/EP2060139B1/en active Active
- 2007-08-22 JP JP2009524562A patent/JP4982564B2/ja active Active
- 2007-08-22 RU RU2009110223/09A patent/RU2417558C2/ru active
- 2007-08-22 AU AU2007288602A patent/AU2007288602B2/en active Active
- 2007-08-22 CN CN200780031229XA patent/CN101617550B/zh active Active
- 2007-08-22 MX MX2009001897A patent/MX2009001897A/es active IP Right Grant
- 2007-08-22 CA CA2661215A patent/CA2661215C/en active Active
- 2007-08-23 US US11/844,276 patent/US7978645B2/en active Active
- 2007-08-23 TW TW096131309A patent/TWI450606B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002516541A (ja) * | 1998-05-20 | 2002-06-04 | ノキア ネットワークス オサケ ユキチュア | パケット無線ネットワークにおけるセルの選択 |
JP2002525938A (ja) * | 1998-09-16 | 2002-08-13 | ノキア モービル フォーンズ リミティド | セルを交替させるための改良方法および改良装置 |
JP2001103534A (ja) * | 1999-08-31 | 2001-04-13 | Lucent Technol Inc | パケット交換セルラ無線通信ハンドオーバシステム |
WO2005050957A2 (en) * | 2003-11-13 | 2005-06-02 | Motorola, Inc. , A Corporation Of The State Of Delaware | Method and apparatus for controlling a cell reselection mode |
Also Published As
Publication number | Publication date |
---|---|
TWI450606B (zh) | 2014-08-21 |
KR20080019095A (ko) | 2008-03-03 |
WO2008023929A2 (en) | 2008-02-28 |
RU2417558C2 (ru) | 2011-04-27 |
EP2060139B1 (en) | 2016-11-23 |
KR101208537B1 (ko) | 2012-12-05 |
CA2661215C (en) | 2012-11-27 |
EP2060139A4 (en) | 2013-05-01 |
CN101617550B (zh) | 2012-08-08 |
TW200822776A (en) | 2008-05-16 |
CN102625394A (zh) | 2012-08-01 |
US20080049681A1 (en) | 2008-02-28 |
CA2661215A1 (en) | 2008-02-28 |
JP4982564B2 (ja) | 2012-07-25 |
AU2007288602B2 (en) | 2010-05-27 |
MX2009001897A (es) | 2009-03-06 |
AU2007288602A1 (en) | 2008-02-28 |
BRPI0716430A2 (pt) | 2015-09-01 |
WO2008023929A3 (en) | 2009-08-20 |
CN101617550A (zh) | 2009-12-30 |
CN102625394B (zh) | 2014-12-17 |
RU2009110223A (ru) | 2010-09-27 |
EP2060139A2 (en) | 2009-05-20 |
US7978645B2 (en) | 2011-07-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4982564B2 (ja) | 無線通信システムにおけるセル再選択のためのデフォルト値設定方法 | |
JP5420706B2 (ja) | 無線システム用のチューンアウェイプロトコル | |
KR101249625B1 (ko) | 이동통신 시스템에서 이동 단말의 핸드오프 실행 방법 | |
US8358624B1 (en) | Bidirectional uplink/downlink handoff | |
EP2164288A2 (en) | System and method for system switch and handover between wireless communication systems | |
US20060058034A1 (en) | Enhanced assisted cell change | |
JP2010521876A (ja) | 無線通信のためのセル再選択プロセス | |
EP3337234B1 (en) | Method and apparatus for reselecting cell in idle mode by terminal supporting public safety service. | |
EP2364563B1 (en) | Signaling exchange for handover control for wireless networks | |
US6456849B1 (en) | Apparatus and associated method, for allocating resources in a radio communication system to perform a communication service | |
US8615243B2 (en) | Method of broadcasting and receiving neighboring base station advertisement message in broadband wireless access system, and handover method using the same | |
WO2009038361A2 (en) | Method for performing band handover in broadband wireless access system and mobile station supporting the same | |
US9392506B2 (en) | Method of transmitting cell identity information | |
US8200228B2 (en) | Reading neighboring cell system information | |
JP2010500842A (ja) | 無線通信システムでのアップリンク出力電力制御方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20110818 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110822 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20111121 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20111129 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20111207 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120327 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120423 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150427 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4982564 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |